Issued Patents All Time
Showing 1–20 of 20 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12400740 | Chemical structure generating device, chemical structure generating program, and chemical structure generating method | Yoshio Takimoto | 2025-08-26 |
| 12289991 | Organic electroluminescence device | Ikuo Sasaki, Shuri Sato, Nobutaka Akashi | 2025-04-29 |
| 12268088 | Light emission material and organic electroluminescence device including the same | Tohru Sato | 2025-04-01 |
| 11655211 | Polycyclic compound and organic electroluminescence device including the same | Tohru Sato | 2023-05-23 |
| 11050025 | Material for organic electroluminescent device and organic electroluminescent device including the same | Hiroaki ITOI, Ichinori Takada, Koushin Matsuoka, Masatsugu Ueno, Naoya Sakamoto +5 more | 2021-06-29 |
| 10886476 | Polycyclic compound and organic electroluminescence device including the same | Nobutaka Akashi | 2021-01-05 |
| 10787467 | Polycyclic compound and organic electroluminescence device including the same | — | 2020-09-29 |
| 10673000 | Heterocyclic compound and organic electroluminescence device including the same | — | 2020-06-02 |
| 10629830 | Organic electroluminescent device | Hiromi Oyama, Yasuo Miyata, Naoya Sakamoto, Masatsugu Ueno, Ichinori Takada | 2020-04-21 |
| 10538538 | Polycyclic compound and organic electroluminescence device including the same | — | 2020-01-21 |
| 10522760 | Polycyclic compound and organic electroluminescence device including the same | — | 2019-12-31 |
| 10147883 | Material for organic electroluminescent device and organic electroluminescent device including the same | Hiroaki ITOI | 2018-12-04 |
| 10084142 | Carbazole compound, material for organic electroluminescent device, and organic electroluminescent device | Hiroaki ITOI | 2018-09-25 |
| 10079348 | Material for organic electroluminescent device and organic electroluminescent device comprising same | Xiulan Jin, Hiroaki ITOI, Asami SAKAMOTO, Hideo Miyake, Ichiro Imada | 2018-09-18 |
| 9997715 | Material for organic electroluminescent device and organic electroluminescent device using the same | Masatsugu Ueno, Hiroaki ITOI | 2018-06-12 |
| 9985217 | Material for organic electroluminescent device and organic electroluminescent device including the same | Masatsugu Ueno | 2018-05-29 |
| 9947875 | Amine derivatives, material for organic electroluminescent device and organic electroluminescent device including the same | Koushin Matsuoka, Hiroaki ITOI | 2018-04-17 |
| 9871204 | Material for organic electroluminescence device and organic electroluminescence device using the same | — | 2018-01-16 |
| 9780317 | Amine derivative, organic luminescent material and organic electroluminescent device using the amine derivative or the organic luminescent material | Hiromi Oyama, Yasuo Miyata, Naoya Sakamoto, Masatsugu Ueno, Ichinori Takada | 2017-10-03 |
| 9590186 | Material for organic electroluminescent device and organic electroluminescent device including the same | Hiroaki ITOI, Ichinori Takada, Koushin Matsuoka, Masatsugu Ueno, Naoya Sakamoto +5 more | 2017-03-07 |